Individual skill

authentication

Implement iOS authentication flows with AuthenticationServices and LocalAuthentication. Use when building Sign in with Apple, passkey/WebAuthn registration or sign-in with ASAuthorizationPlatformPublicKeyCredentialProvider, ASAuthorizationController credential state and revocation handling, ASWebAuthenticationSession OAuth or third-party login, Password AutoFill, identity-token server validation, or local biometric re-authentication with LAContext.

skills/authentication/SKILL.md

Source commit 8d90fd121a263355a4fb44fd082af1416a5c1c2a

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Last checked

Nov 3, 2026

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